
George Alfred Diaz MD PhD
Clinical Genetics
Professor, Division of Medical Genetics
Join to View Full Profile
1777 Sentry Pkwy WAtran Building, 1-12Blue Bell, PA 19422
Phone+1 267-817-4800
Fax+1 212-860-3316
Dr. Diaz is on Doximity
As a Doximity member you'll join over two million verified healthcare professionals in a private, secure network.
- Gain access to free telehealth tools, such as our “call shielding” and one-way patient texting.
- Connect with colleagues in the same hospital or clinic.
- Read the latest clinical news, personalized to your specialty.
Education & Training
Icahn School of Medicine at Mount Sinai/Kravis Children'sResidency, Pediatrics, 1994 - 1996
State University of New York Downstate Medical Center College of MedicineClass of 1994
Cornell UniversityB.A., Biology, 1981 - 1985
Certifications & Licensure
NY State Medical License 1995 - 2026
American Board of Medical Genetics and Genomics Clinical Genetics and Genomics
Awards, Honors, & Recognition
- America's Top Doctors Castle Connolly, 2016
- New York Top Doctors Castle Connolly, 2016
- New York Super Doctors 2012
Clinical Trials
- Longitudinal Study of Urea Cycle Disorders Start of enrollment: 2006 Feb 01
- Human Heterologous Liver Cells for Infusion in Children With Urea Cycle Disorders Start of enrollment: 2010 Dec 01
- Oxidative Stress, Inflammation and Acute Decompensation in Urea Cycle Disorders Start of enrollment: 2012 Feb 01
Publications & Presentations
PubMed
- Benefits of early intervention with olipudase alfa in symptomatic children with acid sphingomyelinase deficiency: A sibling case-comparison study.Drew B Sinha, William L Simpson, Andrew Ting, Louise Bier, Mary Freeman
Molecular Genetics and Metabolism Reports. 2025-06-01 - 15 citationsEfficacy and safety of pegzilarginase in arginase 1 deficiency (PEACE): a phase 3, randomized, double-blind, placebo-controlled, multi-centre trial.Rossana Sanchez Russo, Serena Gasperini, Gillian Bubb, Linda Neuman, Leslie S Sloan
Eclinicalmedicine. 2024-02-01 - 2 citationsPatient and Provider Experiences and Views on the Use of Telehealth in Genetics Clinics in Response to the COVID-19 Pandemic.Julia M Martinez, Randi E Zinberg, George A Diaz, Hetanshi Naik
Telemedicine Journal and e-Health. 2024-01-01
Journal Articles
- Glutamine and Hyperammonemic Crises in Patients with Urea Cycle DisordersLee B, Diaz GA, Rhead WR, et al, Mol Genet Metab, 1/1/2016
- Motivations, concerns and preferences of personal genome sequencing research participants: Baseline findings from the HealthSeq projectLinderman MD, Sanderson SC, Sukiel SA, et al, Eur J Hum Genet, 1/1/2016
- Protein and calorie intakes in adult and pediatric subjects with urea cycle disorders participating in clinical trials of glycerol phenylbutyrateHook D, Diaz GA, Lee B, et al, Mol Genet Metab Rep, 1/1/2016
Books/Book Chapters
Lectures
- Urinary phenylacetylglutamine (U-PAGN) concentration as an adherence biomarker for patients with urea cycle disorders (UCDs) treated with glycerol phenylbutyrate (GPB).1/1/2015
- Metabolic EmergenciesEnglewood Hospital Medical Center, Englewood, NJ - 1/1/2015
- Genetics Basics and Overview of New TechnologiesBeth Israel Hospital, New York, NY - 1/1/2015
Other
- Thiamine-Responsive Megaloblastic Anemia SyndromeOishi K, Diaz GA, GeneReviews at GeneTests: Medical Genetics Information Resource (database online). Copyright, Univer
http://www.genetests.org
1/1/2010
Press Mentions
iECURE Appoints George Diaz, M.D., Ph.D., as VP, Therapeutic Area Lead for Urea Cycle DisordersApril 25th, 2022
National Organization for Rare Disorders Designates the Mount Sinai Hospital as a Center of ExcellenceNovember 4th, 2021
Aeglea BioTherapeutics Announces Publication of 20 Week Data from Phase 1/2 and Open-Label Extension Studies of Pegzilarginase for the Treatment of Arginase 1 Deficiency in the Journal of Inherited Metabolic DiseaseJuly 14th, 2021
Other Languages
- Spanish
Industry Relationships
- Vice President, Therapeutic Area Lead - UCD, iECURE2022 - Present
Viewing the full profile is available to verified healthcare professionals only.
Find your profile and take control of your online presence:









